Abstract: The present technology provides a pneumatic tire having a half-radial structure in which carcass cords are biased with respect to the radial direction of the tire and have an angle of 55 to 85° with respect to the circumferential direction of the tire as measured at a central position along the widthwise direction of the tread, the tire being characterized in that the carcass cords have an elastic modulus of 3 to 10 GPa and a twist coefficient ? of 1,500 to 2,500, and a difference in intermediate elongation at 2.0 cN/dtex in the carcass cords between a central section and side sections of the tire is not more than 1.0%; the twist coefficient ? being N×?T; N being the number of twists per 10 cm of length in fiber cords; and T being the fineness (dtex) of the fiber cords.

Abstract: A stud pin configured to be installed in a stud pin installation hole in a tread portion of a pneumatic tire includes a tip end which makes contact with a road surface; and a buried base embedded in the tread portion; pressure from the side surface of the stud pin installation hole on the bottom portion and the trunk portion securing the stud pin. The buried base extends in one direction and includes a flanged trunk portion provided between the bottom portion and the tip portion. The bottom portion includes a plurality of first recesses formed on and along an outer peripheral surface thereof that is in contact with a side surface of the stud pin installation hole. The trunk portion includes a plurality of second recesses formed on and along an outer peripheral surface thereof that is in contact with the side surface of the stud pin installation hole.

Abstract: A rim mounted control assembly receives therethrough the tire valve stem from an air maintenance tire. A control assembly regulator controls a flow of air to and from a tire-mounted air pumping tube. The control assembly includes a bi-directional air distribution block having multiple parallel air pathways, each air pathway coupled to a respective conduit connected to an air pumping tube mounted within a tire sidewall. The pathways alternatively operate to deliver ambient non-pressurized air to the air pumping tube in response to directional tire rotation against a ground surface.

Abstract: A system for measuring tire pressure on an aircraft includes a wheel with a tire pressure. A tire pressure sensor on the wheel may be configured to output an electronic measurement of the tire pressure. A transmission device may be electrically coupled to the first tire pressure sensor and configured to transmit the first electronic measurement. A hubcap may be on the first wheel with a transmission device mounted to the hubcap.

Abstract: A pressure control assembly for an air maintenance tire includes a control valve assembly. The pressure control assembly mounts in proximal relationship to a tire valve stem and operably controls a flow of pressurized air through the tire valve stem from an ancillary tire-mounted pressurized air source. The ancillary tire-mounted pressurized air source and an external pressurized air source share the valve stem for delivery of pressurized air to the tire cavity. The pressure control assembly mounts to a surface of a rim body supporting the tire at a control location in proximal relationship with the valve stem.

Abstract: An articulated coupler permits vertical displacement of a towed vehicle relative to a towing vehicle while preventing lateral or horizontal displacement of the towed vehicle relative to the towing vehicle. Multiple linkage arms provide coupling for special configuration towed vehicles such as short wheel-mounted lifts that experience torsional forces due to the presence and absence of loads on the lift.

Abstract: A bellows for an articulating vehicle has improved performance by using fewer discrete pieces of flexible material, and a multi-piece frame. By using fewer pieces of flexible material, less stitching is required, which results in improved performance and ease of manufacture.

Abstract: An independent suspension for a vehicle includes a spring-link suspension structure which is made from a fibrous composite material, is substantially U-shaped when viewed in the vehicle longitudinal direction. Ends of upper and lower members are secured to the vehicle body or a carrier connected thereto. At least one of these securements has no rotational degree of freedom about an axis extending in the vehicle longitudinal direction, while a wheel hub is connected to the base of the U-shaped spring-link suspension structure in order to secure a vehicle wheel. At least one of the members is secured to the vehicle body or to the carrier in a substantially rigid manner i.e. aside from low levels of elasticity, and no further wheel guiding suspension link is provided that substantially extends in the vehicle longitudinal direction. As a result, in order to achieve a desired toe-in increase when braking, a recess is provided in at least one of the members.

Abstract: A tag axle suspension system can include a tire and at least one hanger bracket pivotable relative to a vehicle frame to deployed and lifted configurations. In the lifted configuration, the tire can be a lowest component of the suspension system, and can be a first component to engage a road surface. A tag axle suspension system can include an air spring and a travel limit device that limits compression of the air spring in a lifted configuration of a hanger bracket. A tag axle suspension system can include an axle, a suspension arm pivotably connected between a hanger bracket and the axle, and a travel limit device that limits displacement of the suspension arm in a lifted configuration of the hanger bracket. The travel limit device can limit displacement of the axle toward an air spring support in the lifted configuration of the hanger bracket.

Abstract: A suspension coil spring includes a lower end turn portion, an upper end turn portion, and a helical effective portion formed between the end turn portions. The lower end turn portion includes a first portion which contacts a lower spring seat irrespective of a load, and a second portion which contacts the lower spring seat or is separated from the same according to the load. The wire diameter of the second portion is greater than that of the first portion and an average wire diameter of the effective portion. The upper end turn portion includes a third portion which contacts an upper spring seat, and a fourth portion. The wire diameter of the fourth portion is greater that of the third portion and the average wire diameter of the effective portion.

Abstract: A suspension coil spring that is to be installed between an upper side pedestal and a lower side pedestal of a strut type suspension for a vehicle includes a coil spring main body such that, in an installation state, an upper coil end is disposed on the upper side pedestal and a lower coil end is disposed on the lower side pedestal, the upper side pedestal and the upper coil end contact at two upper contact points, and the lower side pedestal and the lower coil end contact at one lower contact point. The two upper contact points are separated in a front-to-rear direction of the vehicle. The one lower contact point is disposed at a position that is in a direction toward outside the vehicle from a plane that passes through the two upper contact points and that is parallel to a coil central axis.

Abstract: An active vehicle suspension system includes an active damping mechanism operatively coupled to a vehicle wheel and configured for controlling a damping force applied to the wheel responsive to a control signal. A controller is operatively coupled to the damping mechanism and configured for generating a control signal to the damping mechanism responsive to velocity of the wheel in a downward vertical direction. At least one of a timer threshold and velocity threshold, used to determine whether a vehicle wheel has encountered a depression in a road surface, may be varied on a basis of a speed of the vehicle. A damping mechanism for a rear wheel of a vehicle may be controlled on a basis of how a damping mechanism for a front wheel is controlled.

Abstract: A method for reducing the rollover risk of an automotive vehicle includes: a first step of calculating, on the basis of a plurality of signals delivered by sensors (28, 29) of the controllable suspension system, a measured quantity (TCm) as an active value (TC) of a load transfer; a second step of calculating an estimated quantity (TCe), on the basis of signals delivered by kinematic sensors (50-58) placed onboard the vehicle and a dynamic model of the vehicle, the estimated quantity being taken as an active value of the load transfer when the measured quantity is not available; a step of evaluating the rollover risk on the basis of the active value (TC) of the load transfer; and, in the event of increased rollover risk; and a step of the emission of a safety signal (S).

Abstract: An axle suspension supports an axle housing on a vehicle frame. The suspension includes left and right pivot rods attached to left and right frame members. A suspension arm has a first end fixed to a rear end of the axle housing and has a second end pivotally coupled to the left and right pivot rods. A variable length left hydraulic cylinder has an upper end pivotally coupled to the left frame member and has a lower end pivotally coupled to a front end of the axle housing. A variable length right hydraulic cylinder has an upper end pivotally coupled to the right frame member and has a lower end pivotally coupled to the front end of the axle housing. The left and right hydraulic cylinders are hydraulically connected in parallel.

Abstract: An assembly (100) for a vehicle includes two longitudinal members (1, 2) and a crossmember (3) connected therebetween at a connection point (6) of the crossmember (3) to the longitudinal members (1, 2). The crossmember (3) is made predominantly of fibre composite material and the longitudinal members (1, 2) are made predominantly of a metal material. The connection point (6) between the crossmember (3) and the longitudinal member (1, 2) comprises an overlapping region (B), in which a connection segment (8) of the longitudinal member (1, 2), which is predominantly composed of metal material, overlaps at least in some segments with a part of the crossmember (3), which is predominantly composed of fibre composite material.

Abstract: Systems and methods for providing predictive vehicle dynamics are described herein. Accordingly, embodiments of a method may include predicting a route of a vehicle, determining a route feature along the route, and determining a user-desired speed for traversing the route. Some embodiments may include determining an adjustment to a vehicle performance characteristic to be made in anticipation of the route feature at the user-desired speed and implementing the adjustment on a vehicle system of the vehicle.

Abstract: A method controls the discharge of temperature-conditioned air from a plurality of zone outlets of an automotive HVAC system via an open architecture multi-zone HVAC unit having a single blower fan, an evaporator downstream of the blower and a heater downstream of the evaporator, wherein each zone in the module includes a temperature mix door for proportioning hot and cold air, which is controlled by a separate Discharge Temperature Maintenance control (DTM control), and an output valve for controlling a zonal output flow rate. The output valve of each zone outlet is placed in an output valve position associated with a target resistance; and the single blower fan is operated at a minimum voltage required for generating a total requested blower output flowrate.

Abstract: A heating system for a motor vehicle having an electrical supply circuit and an engine liquid cooling assembly includes a housing structure having an inlet duct, an air outlet duct and means such as a fan for creating a flow of air into the inlet and out of the outlet. The electric heater is capable of being heated to 1,800° F. in three (3) seconds or less disposed in said air flow to heat the air passing therethrough. The system further includes means for heating the flow of air by exposure to heated coolant and means for deactivating said electric heater when the air flow is being heated by the heated coolant.

Abstract: A vehicle ventilation system is provided to exhaust hot air from the interior of a motor vehicle to the ambient environment. The vehicle ventilation system includes a roof vent having an elongated housing pivotally disposed on a roof of a motor vehicle, wherein the roof vent is movable between an open and a closed configuration. A fan assembly is disposed within the opening and serves to exhaust hot air from the interior of the vehicle. Further, one or more front seat vents are provided that allow cool air to flow into the vehicle as hot air escapes through the roof vent. The vehicle ventilation system further includes a control circuit having a temperature sensor configured to actuate the roof panel and front seat vents when a predetermined temperature is reached.

Abstract: A radiant heater device includes: a heater main body having a heating portion that generates heat by being supplied with electric power to radiate radiation heat due to the heat supplied from the heating portion; an output control unit that controls an output of the heating portion; and a maximum output determination unit that determines an upper limit of the output of the heating portion depending on a heat load around the heater main body. The output control unit controls the output of the heating portion depending on the heat load not to exceed the upper limit of the output determined by the maximum output determination unit.

Abstract: A sliding sun visor for use in a vehicle is disclosed. The sun visor includes a first and second visor body shell. At least one of the shells having a retaining channel for engaging and retaining a floating carrier on a visor pivot rod. It is also contemplated that the sun visor may have a snap in vanity system and rotating pin on a D-ring associated therewith. The visor body also may include a wire routing option to route a wire from the electrical system of a vehicle to a light bulb in a vanity.

Abstract: A device for moving at least one door leaf, includes a fixed beam that is fixed to the frame, a moving beam that is connected to the fixed beam by swinging rails which allow it to move transversely with respect to the axes of elongation of the fixed and moving beams, a motor which drives the leaf in a movement parallel to the axis of elongation of the moving beam and which, during the swinging of the leaf, also drives a drive cam which is provided with a slot in which there is engaged a pin that is fixed to the fixed beam, and a central roller which is connected to the moving beam and circulates in a groove in the fixed beam during the movement of the leaf.

Abstract: In this vehicle, a rear opening is formed across the entire rear surface of the vehicle body in the vehicle width direction, a tailgate capable of opening and closing the rear opening is attached to the vehicle body so as to be capable of swinging up and down, a passenger opening is formed that allows passengers to enter and exit through the tailgate, and a seat is provided adjacently to the rear surface. The passenger opening is formed in a portion of the rear surface in the vehicle width direction. One end of the seat in the vehicle width direction is positioned on one end of the vehicle body in the vehicle width direction, and the other end of the seat in the vehicle width direction is positioned in a portion overlapping with the passenger opening in the vehicle width direction.

Abstract: A safety apparatus for a vehicle battery and a method for operating the same capable of preventing accidents such as fire and battery explosion are provided. The safety apparatus includes a fixed housing that is fixed to a vehicle body and a movable housing that is movably disposed in the fixed housing to move due to external impact. An impact sensor is disposed within the fixed housing configured to be fractured due to the movement of the movable housing and an elastic member is configured to provide a restoring force to the movable housing.

Abstract: A hybrid-electric vehicle powertrain including a first prime mover and an electric traction motor/generator provides for electric operation of a power take off. A sensor indicates electric fraction motor/generator speed. A control system provides for limiting engagement of the power take off to the electric traction motor/generator through a transmission to periods when the electric traction motor/generator is turning a less than a predefined maximum speed.

Abstract: A power transmission system of hybrid electric vehicle includes an input shaft, counter shaft, an output shaft, first motor/generator, second motor/generator, first planetary gear set, second planetary gear set to selectively externally gear-connect fourth rotation element to third rotation element through counter shaft while being directly connected to counter shaft and to directly connect fifth rotation element to output shaft and selectively connect sixth rotation element to transmission housing, first transfer gear disposed between second rotation element and output shaft, second transfer gear disposed between third rotation element and counter shaft, variable direct connection device to selectively connect two of three rotation elements of second planetary gear set, and variable connection device to selectively connect sixth rotation element to transmission housing or selectively external gear-connect third rotation element to fourth rotation element.

Abstract: Provided is an engine device that facilitates fastening between a main machine frame (140) and a side surface of an exhaust gas purification case (38) so that workability of mounting the exhaust gas purification ease (38) can be easily improved. The engine device is provided with the exhaust gas purification case (38) for processing exhaust gas from an engine (1), and the exhaust gas purification ease (38) is disposed on a main machine (120) side on which the engine (1) is mounted. The engine device is provided with the main machine frame (140) on which the engine (1) and the like are mounted, The main machine frame (140) is provided with a bottom support member (141) for supporting the exhaust gas purification case (38) and side support devices (143, 144) for fastening and fixing the exhaust gas purification case (38) to the main machine frame (140) in an attachable and detachable manner.

Abstract: A system includes a muffler coupled to a frame of the off-road vehicle and mounted in a substantially horizontal orientation and a diesel oxidation catalyst (DOC) fluidly and mechanically coupled to the muffler. In certain embodiments, the DOC is mounted in a substantially vertical orientation rearward of the muffler relative to a primary direction of travel of the off-road vehicle.

Abstract: A component is made for a vehicle plastic hollow article, such as a fuel tank, wherein the article includes a wall obtained from a plastic parison. The component is configured to be welded to the wall and includes a main hollow body including an external face, a shoulder protruding from the external face, and at least one recess configured to receive air when the shoulder contacts the wall during welding of the component.

Abstract: The invention relates to an operating fluid tank (1) for a motor vehicle, comprising a tank body which is composed of two mutually complementary, injection-molded shells (2) which are made of thermoplastic material and which are welded circumferentially to one another to form a substantially closed hollow body, wherein at least one shell (2a, 2b) is formed at least in certain regions from thermoplastic materials of differing strength and/or elasticity, wherein at least one partial region is formed from a thermoplastic material which is elastically deformable, and wherein the shell (2a, 2b) has been obtained by a co-injection process during injection molding.

Abstract: A drive axle system (10) and a method for adapting a shift schedule of a drive axle system (10) based on an input is provided. The drive axle system (10) comprises a first shaft (18), a first axle assembly (14), a second axle assembly (16), a clutching device (28), a controller (55), and a plurality of sensors (75). The plurality of sensors (75) are in communication with the controller (55) for sensing at least one of an environmental condition and at least one operating condition the drive axle system (10). Based on the information from the plurality of sensors (75) the controller (55) selects one of a plurality of shift schedules and places the clutching device (28) in one of a first position and a second position.

Abstract: A method is described for estimating longitudinal velocity of a vehicle on a road surface. The method includes obtaining a measured value of vehicle acceleration, which is dependent on longitudinal acceleration of the vehicle and vertical acceleration of the vehicle when a slope of the road surface is non-zero. The method includes determining an initial estimate of the slope. The method includes determining a difference between the initial estimate of the slope and a prior estimate of the slope and, based on the difference, setting a current estimate of the slope to be equal to the initial estimate or the prior estimate. The method includes estimating the longitudinal velocity of the vehicle based on the current estimate of the slope and the measured value of vehicle acceleration. The method includes controlling at least one wheel of the plurality of wheels based on the estimated longitudinal velocity of the vehicle.

Abstract: An instrument panel display pointer having an electronic display and range display. The electronic display rotates with the pointer allowing the pointer to point to a face cover that is mounted to the base. The face cover has values that in one example are indicative of a range of values. Examples of value range would include vehicle speed, RPMs, gallons or liters of fuel remaining, etc. The electronic display is used to display a number which indicates a more precise value, while the pointer indicates a value within a range of values shown on the face of the cover. As the pointer rotates with the ring gear to a different speed, the electronic display pointer also changes the value shown on the electronic display.

Abstract: An information reproduction system for a vehicle having an input device that receives a selection signal and a processor that produces a video or control signal, as a result of which a status bar arranged at an edge of a touch-sensitive display panel of a display device and a display area adjoining the status bar are reproduced on the touch-sensitive display panel by the display device on the basis of the video or control signal device. The selection signal has information about a starting point and an end point of a movement by a user that touches the display panel of the display device without interruption. The processor produces the video or control signal on the basis of the selection signal. The information reproduction system also has an output device that provides the video or control signal for a display device.

Abstract: A head-up display apparatus includes light emission units, a first reflection unit, a second reflection unit, a first diffusion unit, a second diffusion unit, and a driver unit. The light emission units are disposed along one end surface of an upper or lower end surface of a combiner, and emit light. The first reflection unit is disposed to a part of the light emission units, and reflects the light. The second reflection unit is disposed to a part of the light emission units, and reflects the light. The first diffusion unit is disposed in the first side end surface, and diffuses the light. The second diffusion unit is disposed in the second side end surface, and diffuses the light. The driver unit selectively drives one of the light emission unit, and causes to emit the light. The combiner includes an invisible region.

Abstract: A control board having an integrated structure of a steering wheel and an accelerator pedal may include a control board that may be disposed ahead of a driver's seat in a vehicle, an accelerator pedal lever that moves up/down on the control board, a steering wheel that may be turnably mounted by a coupling hole at an upper portion of the accelerator pedal lever, a shift button unit and a start button unit that may be formed in types of buttons on the control board, and a shock-absorbing member that may be disposed at a lower end of the control board, wherein the control board may be connected to a cylinder rod in a dashboard, so the control board pops up in use and returns not in use

Abstract: A vehicle includes a motor disposed so as to be offset to one side with respect to a center of the vehicle in a front-to-rear direction and a frame member for supporting the motor via at least two supporting devices. A first fixing portion which is situated relatively closer to the one side is formed in a higher position in a vertical direction than a second fixing portion which is situated closer to the other side. An electric wire fixing portion of the motor is formed in a position below an imaginary straight line which passes through a center of the first fixing portion and a center of the second fixing portion, in a side view of the motor.

Abstract: A movement mechanism includes a plurality of primary power-supplying coils each serving as a power-supplying coil that is able to supply power to another power-supplying coil in a wireless manner and arranged along an imaginary line parallel to the movement path, a secondary power-supplying coil serving as a power-supplying coil configured to receive power from another power-supplying coil in a wireless manner; and a movement structure serving as a structure configured to support the secondary power-supplying coil and to move along the movement path, wherein power is able to be supplied in a wireless manner to the secondary power-supplying coil from one or more of the primary power-supplying coils sequentially selected from among the plurality of primary power-supplying coils depending on an arrangement sequence when the movement structure moves along the movement path.

Abstract: A hybrid powertrain for electric all-wheel drive multi-axle vehicles includes multiple gensets, a genset controller, a battery pack, electric drive units for each wheel, and motor controllers for each motor-generator in the electric drive unit. Each electric drive axle includes the left and right electric drive units that drive the left and right wheels independently without any mechanical coupling between the two units. Running as many gensets as necessary translates to improved fuel economy and reduced emissions. Electrically driving each wheel independently provides simplified all-wheel drive system especially if the number of axles is three or more. Electric modulation of each wheel independently provides a TCS (Traction Control System) without the need for conventional brake-based TCS.

Abstract: A non-contact power supply system supplies power in a non-contact manner between a power transmission coil of a power supply device and a power reception coil of a vehicle. The power supply device side communication unit transmits identification information of the power supply device to the vehicle. The generation unit generates a power pattern list by allocating each piece of the identification information that is received by the vehicle side communication unit to several power patterns based on a prescribed rule. The vehicle side communication unit transmits the power pattern list to the power supply device. The controller causes power to be outputted from the power transmission coil to the power reception coil according to a power pattern which corresponds to the identification information. The determination unit determines establishment of a paired communication based on a comparison the detected power pattern and a power pattern.

Abstract: The present invention provides a battery management apparatus and method which connect a plurality of batteries having different energy densities to each other and control power supplied through the plurality of batteries to control the driving of the driving body.

Abstract: An apparatus for preventing overshoot at the beginning of slow charging is provided. The apparatus includes a controller configured to receive initial charging command information during slow charging from electric vehicle supply equipment (EVSE) and generate initial charging information for preventing overshoot using the initial charging command information. The apparatus further includes a charger for performing charging of a battery using the initial charging information, and a battery management system (BMS) configured to generate sensing information by sensing the charger, and charge the battery using the sensing information based on an originally set algorithm of the EVSE after a preset time based on whether the charging of the battery is stabilized.

Abstract: A method for controlling a wireless charging device includes: receiving information sensed by at least one of a yaw rate sensor, a gyro sensor, and a tire pressure sensor of a vehicle; calculating a longitudinal/transversal gradient of the vehicle according to the received information; and adjusting a height or a gradient of a receiving pad equipped in the vehicle or adjusting a height, a gradient, a transmission power, or a frequency of a transmitting pad corresponding to the receiving pad, based on the calculated longitudinal/transversal gradient.

Abstract: A method and a corresponding device are provided for positioning a vehicle above a primary coil for inductive charging of a rechargeable battery in the vehicle. A control device for a vehicle is described. The vehicle has a secondary coil for receiving electrical energy from a primary coil outside the vehicle. The vehicle further has at least one camera, which is designed to detect an environment of the vehicle. The control unit is designed to receive image data from the at least one camera of the vehicle and to access reference data. The reference data includes information on at least one predefined reference object in the detected environment of the vehicle and on a position of the at least one predefined reference object relative to the primary coil. The control unit detects the at least one predefined reference object in the received image data on the basis of the reference data.

Abstract: A battery charging system comprising a battery charger configured to deliver power to a rechargeable battery, wherein the battery charger comprises a wireless data transceiver; and a remote server communicatively coupled to the battery charger through a network via said wireless data transceiver and configured to communicate one or more battery charge parameters or battery charger control commands between the battery charger and a remotely situated portable user device.

Abstract: An electrified powertrain for a vehicle includes a battery system configured to switch individual battery modules between series, parallel, and bypassed connections, thereby eliminating the need for a DC-DC converter. The battery system is also configured to generate (via a set of drive switches) AC voltages for an electric motor, thereby eliminating the need for an inverter. Control methods for the electrified powertrain, which could be implemented in a controller of the vehicle, include controlling the switches of the battery system to maintain a constant desired output voltage during both discharging and recharging. The control methods also include controlling the series, parallel, and/or bypass switches of the battery system to bypass malfunctioning battery modules and/or to decrease the output voltage of the battery system below a voltage threshold that requires electrical isolation.

Abstract: A system for controlling a battery to extend a driving mileage is provided. The system supplies a high voltage required to drive a motor by connecting a plurality of batteries in series by turning off a battery switching unit during engaged of an accelerator and balances voltage between the plurality of batteries. A voltage deviation is managed by connecting the plurality of batteries in parallel by turning on the battery switching unit when the accelerator is disengaged. The system includes a plurality of battery modules and a battery switching unit configured to connect the plurality of battery modules in parallel when an accelerator is disengaged and connect the plurality of battery modules in series when the accelerator is engaged. A motor driving unit is configured to receive an output by the battery switching unit when the accelerator is engaged.

Abstract: A vehicle power supply device includes: a plug socket to supply an external device with electrical power; and an external output switch configured to be switched between an on state in which the electrical power is supplied from a battery to the plug socket and an off state in which the supply of the electrical power is stopped. In a case where the external output switch is in the on state, when the vehicle transitions from a ready mode to an OFF mode, the switch control unit sets the external output switch to the off state along with the transition, and when the vehicle transitions from an ACC mode or an ON mode to the OFF mode, the switch control unit maintains the on state of the external output switch.

Abstract: An electrical source control apparatus controls a vehicle which travels by using an electrical source system including a first electrical source and a second electrical source. The electrical source control apparatus has: a controlling device for controlling the first and second electrical sources to set a residual power level of the first electrical source equal to first target amount and to set a residual power level of the second electrical source equal to second target amount, and a setting device for setting the first and second target amounts such that each of the first and second target amounts becomes smaller as a speed of the vehicle becomes larger. The setting device sets the first and second target amounts such that a rate of change of the second target amount to the speed is larger than a rate of change of the first target amount to the speed.

Abstract: A power supply system for a hybrid vehicle, which is capable of controlling a fuel cell to operate only in sections in which the fuel cell exhibits optimal efficiency and an operating method thereof. The operating method of operating a power supply system for a hybrid vehicle, which includes a battery and a fuel cell, includes a calculation operation of dividing a route from a departure point to a destination marked in three-dimensional (3D) map information into a plurality of sections, and calculating the amount of power of a fuel cell to be used for a vehicle to drive each of the sections; and a fuel cell operation control operation of controlling the fuel cell to be on or off in each of the plurality of sections when the vehicle starts to drive, based on the state-of-charge of battery, the amount of power output from the fuel cell, and the amount of power of the fuel cell for future use.